T. X. was the yellow precursor to ALF, created by the puppeteer Paul Fusco,[2] a few years before the hit NBC TV show of the same name.
Joe: A Real American Hero, He-Man and the Masters of the Universe, Thundercats, Teenage Mutant Ninja Turtles, Filmation's Ghostbusters, The Real Ghostbusters, Duck Tales, Muppet Babies, The Smurfs, Disney's Adventures of the Gummi Bears, Chip 'n Dale: Rescue Rangers, Silver Hawks, Inspector Gadget, Heathcliff, Dennis The Menace, The Littles, M.A.S.K., Care Bears, Hulk Hogan's Rock 'n' Wrestling, Popples, The Get Along Gang, Denver The Last Dinosaur, The Wuzzles, ALF: The Animated Series, The Adventures of Teddy Ruxpin, COPS, and The Super Mario Bros Super Show.
Children watching the show at home were encouraged to send in artwork, photographs, and safety tips that would be selectively chosen to be shown or announced on the air.
The "JJ" in the original title referred to host J. J. Conlon and during his tenure there was a live studio audience and a second puppet on the show named Zeet.
[12][13] When Fusco left the show to work on ALF, Don Wunderlee a CT Punch and Judy puppeteer replaced him as the animator and voice of T. X.